LOINCActiveObservation

LOINC Code 94399-3: Ethyl glucuronide Confirm (Mec) [Mass/Mass]

94399-3 is a LOINC code used to identify Ethyl glucuronide Confirm (Mec) [Mass/Mass] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Ethyl glucuronide. It is commonly used with the system or sample type Meconium.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Ethyl glucuronide. It is commonly used with the system or sample type Meconium.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation
  • Method: Confirm

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Ethyl glucuronide [Mass/mass] in Meconium by Confirmatory method
  • Ethyl glucuronide
  • Ethyl glucuronide levels in meconium are measured to evaluate for recent intrauterine exposure to ethanol.
  • Cfm; CNFR; CNFRM; Conf; Confirmation; Confirmatory; DRUG/TOXICOLOGY; Drugs; EtG; Ethanol metabolite; GCMS; Gluc; Glucouronide; LC/MS/MS; Mass content; Mec; Point in time; QNT; Quan; Quant; Quantitative; Random

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Ethyl glucuronide Confirm (Mec) [Mass/Mass]Ethyl glucuronide [Mass/mass] in Meconium by Confirmatory methodEthyl glucuronide Mec Cfm-mCntEthyl glucuronideDRUG/TOXEthyl glucuronide, MeconiumMCnt

Frequently asked questions

Code details

Code94399-3
SystemLOINC
Display nameEthyl glucuronide Confirm (Mec) [Mass/Mass]
DescriptionEthyl glucuronide
Short nameEthyl glucuronide Mec Cfm-mCnt
ComponentEthyl glucuronide
PropertyMCnt
TimingPt
System (specimen)Meconium
ScaleQn
MethodConfirm
ClassDRUG/TOX
Example unitsng/g
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

Ethyl glucuronide, Meconium

Part names

Ethyl glucuronideMCntPtMeconiumQnConfirmMass ContentPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 94399-3 | HealthAssure